Mercurial > public > hwos_code

annotate src/adc_lightsensor.asm @ 207:f5d909e03f52

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
charge indicator on surface screen
author heinrichsweikamp
date Sat, 06 Dec 2014 21:04:27 +0100
parents 93085f540746
children 8fbd8c5ac51f
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
0
heinrichsweikamp
parents:
diff changeset
1 ;=============================================================================
heinrichsweikamp
parents:
diff changeset
2 ;
heinrichsweikamp
parents:
diff changeset
3 ; File adc.asm
heinrichsweikamp
parents:
diff changeset
4 ;
heinrichsweikamp
parents:
diff changeset
5 ;
heinrichsweikamp
parents:
diff changeset
6 ; Copyright (c) 2011, JD Gascuel, HeinrichsWeikamp, all right reserved.
heinrichsweikamp
parents:
diff changeset
7 ;=============================================================================
heinrichsweikamp
parents:
diff changeset
8 ; HISTORY
heinrichsweikamp
parents:
diff changeset
9 ; 2011-08-08 : [mH] moving from OSTC code
heinrichsweikamp
parents:
diff changeset
10
heinrichsweikamp
parents:
diff changeset
11 #include "ostc3.inc"
heinrichsweikamp
parents:
diff changeset
12 #include "math.inc"
heinrichsweikamp
parents:
diff changeset
13 #include "wait.inc"
heinrichsweikamp
parents:
diff changeset
14 #include "eeprom_rs232.inc"
113
heinrichsweikamp
parents: 44
diff changeset
15 #include "i2c.inc"
0
heinrichsweikamp
parents:
diff changeset
16
heinrichsweikamp
parents:
diff changeset
17 sensors CODE
heinrichsweikamp
parents:
diff changeset
18
heinrichsweikamp
parents:
diff changeset
19 wait_adc:
heinrichsweikamp
parents:
diff changeset
20 movwf ADCON0
heinrichsweikamp
parents:
diff changeset
21 nop
heinrichsweikamp
parents:
diff changeset
22 bsf ADCON0,1 ; start ADC
heinrichsweikamp
parents:
diff changeset
23 wait_adc2:
heinrichsweikamp
parents:
diff changeset
24 btfsc ADCON0,1 ; Wait...
heinrichsweikamp
parents:
diff changeset
25 bra wait_adc2
heinrichsweikamp
parents:
diff changeset
26 return
heinrichsweikamp
parents:
diff changeset
27
heinrichsweikamp
parents:
diff changeset
28 global get_battery_voltage
heinrichsweikamp
parents:
diff changeset
29 get_battery_voltage: ; starts ADC and waits until fnished
200
dcd513840c6c cleanup
heinrichsweikamp
parents: 196
diff changeset
30 btfss cr_hardware
113
heinrichsweikamp
parents: 44
diff changeset
31 bra get_battery_voltage1 ; Normal ostc3 hardware
heinrichsweikamp
parents: 44
diff changeset
32
heinrichsweikamp
parents: 44
diff changeset
33 call lt2942_get_accumulated_charge
heinrichsweikamp
parents: 44
diff changeset
34 call lt2942_get_voltage
207
f5d909e03f52 charge indicator on surface screen
heinrichsweikamp
parents: 204
diff changeset
35 bcf cv_active
f5d909e03f52 charge indicator on surface screen
heinrichsweikamp
parents: 204
diff changeset
36 bcf cc_active
120
e2f04bb2539c battery check in sleep
heinrichsweikamp
parents: 118
diff changeset
37 bcf LEDr
e2f04bb2539c battery check in sleep
heinrichsweikamp
parents: 118
diff changeset
38 bcf TRISJ,2 ; Chrg-Out output
e2f04bb2539c battery check in sleep
heinrichsweikamp
parents: 118
diff changeset
39 bsf CHRG_OUT
e2f04bb2539c battery check in sleep
heinrichsweikamp
parents: 118
diff changeset
40
e2f04bb2539c battery check in sleep
heinrichsweikamp
parents: 118
diff changeset
41 btfss CHRG_IN
207
f5d909e03f52 charge indicator on surface screen
heinrichsweikamp
parents: 204
diff changeset
42 bra charge_cc_active
120
e2f04bb2539c battery check in sleep
heinrichsweikamp
parents: 118
diff changeset
43
e2f04bb2539c battery check in sleep
heinrichsweikamp
parents: 118
diff changeset
44 bcf CHRG_OUT
e2f04bb2539c battery check in sleep
heinrichsweikamp
parents: 118
diff changeset
45 bsf TRISJ,2 ; Chrg-Out high impedance
e2f04bb2539c battery check in sleep
heinrichsweikamp
parents: 118
diff changeset
46
e2f04bb2539c battery check in sleep
heinrichsweikamp
parents: 118
diff changeset
47 WAITMS d'1'
e2f04bb2539c battery check in sleep
heinrichsweikamp
parents: 118
diff changeset
48
e2f04bb2539c battery check in sleep
heinrichsweikamp
parents: 118
diff changeset
49 btfsc CHRG_IN
e2f04bb2539c battery check in sleep
heinrichsweikamp
parents: 118
diff changeset
50 return
e2f04bb2539c battery check in sleep
heinrichsweikamp
parents: 118
diff changeset
51 ;cv_active:
207
f5d909e03f52 charge indicator on surface screen
heinrichsweikamp
parents: 204
diff changeset
52 bsf cc_active
f5d909e03f52 charge indicator on surface screen
heinrichsweikamp
parents: 204
diff changeset
53 bsf cv_active
120
e2f04bb2539c battery check in sleep
heinrichsweikamp
parents: 118
diff changeset
54 bsf LEDr ; Indicate charging
e2f04bb2539c battery check in sleep
heinrichsweikamp
parents: 118
diff changeset
55 call lt2942_charge_done ; Reset accumulating registers to 0xFFFF
e2f04bb2539c battery check in sleep
heinrichsweikamp
parents: 118
diff changeset
56 WAITMS d'10'
e2f04bb2539c battery check in sleep
heinrichsweikamp
parents: 118
diff changeset
57 bcf LEDr ; Indicate charging
e2f04bb2539c battery check in sleep
heinrichsweikamp
parents: 118
diff changeset
58 return
e2f04bb2539c battery check in sleep
heinrichsweikamp
parents: 118
diff changeset
59
207
f5d909e03f52 charge indicator on surface screen
heinrichsweikamp
parents: 204
diff changeset
60 charge_cc_active:
f5d909e03f52 charge indicator on surface screen
heinrichsweikamp
parents: 204
diff changeset
61 bsf cc_active
120
e2f04bb2539c battery check in sleep
heinrichsweikamp
parents: 118
diff changeset
62 bsf LEDr ; Indicate charging
e2f04bb2539c battery check in sleep
heinrichsweikamp
parents: 118
diff changeset
63 bcf CHRG_OUT
e2f04bb2539c battery check in sleep
heinrichsweikamp
parents: 118
diff changeset
64 bsf TRISJ,2 ; Chrg-Out high impedance
113
heinrichsweikamp
parents: 44
diff changeset
65 return
heinrichsweikamp
parents: 44
diff changeset
66
heinrichsweikamp
parents: 44
diff changeset
67 get_battery_voltage1:
0
heinrichsweikamp
parents:
diff changeset
68 bsf adc_running ; =1: The ADC is in use
heinrichsweikamp
parents:
diff changeset
69 movlw b'00100000' ; 2.048V Vref+ -> 1LSB = 500µV
heinrichsweikamp
parents:
diff changeset
70 movwf ADCON1
heinrichsweikamp
parents:
diff changeset
71 movlw b'00011001' ; power on ADC, select AN6
heinrichsweikamp
parents:
diff changeset
72 rcall wait_adc
heinrichsweikamp
parents:
diff changeset
73
heinrichsweikamp
parents:
diff changeset
74 movff ADRESH,batt_voltage+1 ; store value
heinrichsweikamp
parents:
diff changeset
75 movff ADRESL,batt_voltage+0 ; store value
heinrichsweikamp
parents:
diff changeset
76 bcf ADCON0,0 ; power off ADC
heinrichsweikamp
parents:
diff changeset
77
heinrichsweikamp
parents:
diff changeset
78 ; Multiply with 2,006 to be excact here...
heinrichsweikamp
parents:
diff changeset
79 ; bcf STATUS,C
heinrichsweikamp
parents:
diff changeset
80 ; rlcf xA+0,F
heinrichsweikamp
parents:
diff changeset
81 ;
heinrichsweikamp
parents:
diff changeset
82 ; rlcf xA+1,F ; x2
heinrichsweikamp
parents:
diff changeset
83
heinrichsweikamp
parents:
diff changeset
84 ; movff xA+0,batt_voltage+0 ; store value
heinrichsweikamp
parents:
diff changeset
85 ; movff xA+1,batt_voltage+1
heinrichsweikamp
parents:
diff changeset
86
heinrichsweikamp
parents:
diff changeset
87 movlw LOW lithium_36v_low
heinrichsweikamp
parents:
diff changeset
88 movwf sub_a+0
heinrichsweikamp
parents:
diff changeset
89 movlw HIGH lithium_36v_low
heinrichsweikamp
parents:
diff changeset
90 movwf sub_a+1
heinrichsweikamp
parents:
diff changeset
91 movff batt_voltage+0,sub_b+0
heinrichsweikamp
parents:
diff changeset
92 movff batt_voltage+1,sub_b+1
heinrichsweikamp
parents:
diff changeset
93 call subU16 ; sub_c = sub_a - sub_b
heinrichsweikamp
parents:
diff changeset
94 ; Battery is 3,6V (>lithium_36v_low?)
heinrichsweikamp
parents:
diff changeset
95 btfss neg_flag
heinrichsweikamp
parents:
diff changeset
96 bra get_battery_voltage4 ; No, use 1,5V
heinrichsweikamp
parents:
diff changeset
97
heinrichsweikamp
parents:
diff changeset
98 bsf battery_is_36v ; Yes, set flag (Cleared in power-on reset only!)
heinrichsweikamp
parents:
diff changeset
99
heinrichsweikamp
parents:
diff changeset
100 ; Check if the battery is near-dead already
heinrichsweikamp
parents:
diff changeset
101 movlw LOW lithium_36v_empty
heinrichsweikamp
parents:
diff changeset
102 movwf sub_a+0
heinrichsweikamp
parents:
diff changeset
103 movlw HIGH lithium_36v_empty
heinrichsweikamp
parents:
diff changeset
104 movwf sub_a+1
heinrichsweikamp
parents:
diff changeset
105 call subU16 ; sub_c = sub_a - sub_b
heinrichsweikamp
parents:
diff changeset
106 ; Battery is not dead yet (>lithium_36v_empty?)
heinrichsweikamp
parents:
diff changeset
107 btfsc neg_flag
heinrichsweikamp
parents:
diff changeset
108 bra get_battery_voltage2 ; Yes, battery is still ok
heinrichsweikamp
parents:
diff changeset
109
heinrichsweikamp
parents:
diff changeset
110 ; Battery is probably dead very soon
heinrichsweikamp
parents:
diff changeset
111 ; Set ">=24Ah used" into battery gauge registers
heinrichsweikamp
parents:
diff changeset
112 movlw .128
heinrichsweikamp
parents:
diff changeset
113 movff WREG,battery_gauge+5
heinrichsweikamp
parents:
diff changeset
114
heinrichsweikamp
parents:
diff changeset
115 get_battery_voltage2:
heinrichsweikamp
parents:
diff changeset
116 ; Use 3,6V battery gauging mode
heinrichsweikamp
parents:
diff changeset
117 movff battery_gauge+5,xC+3
heinrichsweikamp
parents:
diff changeset
118 movff battery_gauge+4,xC+2
heinrichsweikamp
parents:
diff changeset
119 movff battery_gauge+3,xC+1
heinrichsweikamp
parents:
diff changeset
120 movff battery_gauge+2,xC+0
heinrichsweikamp
parents:
diff changeset
121 ; battery_gauge:6 is nAs
heinrichsweikamp
parents:
diff changeset
122 ; devide through 65536
heinrichsweikamp
parents:
diff changeset
123 ; devide through 364
heinrichsweikamp
parents:
diff changeset
124 ; Result is in percent of a 2,4Ah Battery
heinrichsweikamp
parents:
diff changeset
125 movlw LOW .364
heinrichsweikamp
parents:
diff changeset
126 movwf xB+0
heinrichsweikamp
parents:
diff changeset
127 movlw HIGH .364
heinrichsweikamp
parents:
diff changeset
128 movwf xB+1
heinrichsweikamp
parents:
diff changeset
129 call div32x16 ; xC:4 / xB:2 = xC+3:xC+2 with xC+1:xC+0 as remainder
heinrichsweikamp
parents:
diff changeset
130 movff xC+0,lo
heinrichsweikamp
parents:
diff changeset
131 ; Limit to 100
heinrichsweikamp
parents:
diff changeset
132 movlw .100
heinrichsweikamp
parents:
diff changeset
133 cpfslt lo
heinrichsweikamp
parents:
diff changeset
134 movwf lo
heinrichsweikamp
parents:
diff changeset
135 ; lo will be between 0 (Full) and 100 (empty)
heinrichsweikamp
parents:
diff changeset
136 movf lo,W
heinrichsweikamp
parents:
diff changeset
137 sublw .100
heinrichsweikamp
parents:
diff changeset
138 movwf lo
heinrichsweikamp
parents:
diff changeset
139 get_battery_voltage3:
heinrichsweikamp
parents:
diff changeset
140 movlw .100
heinrichsweikamp
parents:
diff changeset
141 cpfslt lo
heinrichsweikamp
parents:
diff changeset
142 movwf lo
heinrichsweikamp
parents:
diff changeset
143 ; lo will be between 100 (Full) and 0 (empty)
37
0e1723f2761e use four additional data points for the battery monitor
mh@mh-THINK.fritz.box
parents: 0
diff changeset
144
0e1723f2761e use four additional data points for the battery monitor
mh@mh-THINK.fritz.box
parents: 0
diff changeset
145 ; use 3,6V battery sensing based on 50mA load
0e1723f2761e use four additional data points for the battery monitor
mh@mh-THINK.fritz.box
parents: 0
diff changeset
146 ; 75%
0e1723f2761e use four additional data points for the battery monitor
mh@mh-THINK.fritz.box
parents: 0
diff changeset
147 movff batt_voltage+0,sub_b+0
0e1723f2761e use four additional data points for the battery monitor
mh@mh-THINK.fritz.box
parents: 0
diff changeset
148 movff batt_voltage+1,sub_b+1
0e1723f2761e use four additional data points for the battery monitor
mh@mh-THINK.fritz.box
parents: 0
diff changeset
149 movlw LOW lithium_36v_75
0e1723f2761e use four additional data points for the battery monitor
mh@mh-THINK.fritz.box
parents: 0
diff changeset
150 movwf sub_a+0
0e1723f2761e use four additional data points for the battery monitor
mh@mh-THINK.fritz.box
parents: 0
diff changeset
151 movlw HIGH lithium_36v_75
0e1723f2761e use four additional data points for the battery monitor
mh@mh-THINK.fritz.box
parents: 0
diff changeset
152 movwf sub_a+1
0e1723f2761e use four additional data points for the battery monitor
mh@mh-THINK.fritz.box
parents: 0
diff changeset
153 call subU16 ; sub_c = sub_a - sub_b
0e1723f2761e use four additional data points for the battery monitor
mh@mh-THINK.fritz.box
parents: 0
diff changeset
154 btfsc neg_flag
0e1723f2761e use four additional data points for the battery monitor
mh@mh-THINK.fritz.box
parents: 0
diff changeset
155 bra get_battery_voltage3a
0e1723f2761e use four additional data points for the battery monitor
mh@mh-THINK.fritz.box
parents: 0
diff changeset
156 movlw .75
0e1723f2761e use four additional data points for the battery monitor
mh@mh-THINK.fritz.box
parents: 0
diff changeset
157 movwf lo
0e1723f2761e use four additional data points for the battery monitor
mh@mh-THINK.fritz.box
parents: 0
diff changeset
158 get_battery_voltage3a:
0e1723f2761e use four additional data points for the battery monitor
mh@mh-THINK.fritz.box
parents: 0
diff changeset
159 ; 50%
0e1723f2761e use four additional data points for the battery monitor
mh@mh-THINK.fritz.box
parents: 0
diff changeset
160 movlw LOW lithium_36v_50
0e1723f2761e use four additional data points for the battery monitor
mh@mh-THINK.fritz.box
parents: 0
diff changeset
161 movwf sub_a+0
0e1723f2761e use four additional data points for the battery monitor
mh@mh-THINK.fritz.box
parents: 0
diff changeset
162 movlw HIGH lithium_36v_50
0e1723f2761e use four additional data points for the battery monitor
mh@mh-THINK.fritz.box
parents: 0
diff changeset
163 movwf sub_a+1
0e1723f2761e use four additional data points for the battery monitor
mh@mh-THINK.fritz.box
parents: 0
diff changeset
164 call subU16 ; sub_c = sub_a - sub_b
0e1723f2761e use four additional data points for the battery monitor
mh@mh-THINK.fritz.box
parents: 0
diff changeset
165 btfsc neg_flag
0e1723f2761e use four additional data points for the battery monitor
mh@mh-THINK.fritz.box
parents: 0
diff changeset
166 bra get_battery_voltage3b
0e1723f2761e use four additional data points for the battery monitor
mh@mh-THINK.fritz.box
parents: 0
diff changeset
167 movlw .50
0e1723f2761e use four additional data points for the battery monitor
mh@mh-THINK.fritz.box
parents: 0
diff changeset
168 movwf lo
0e1723f2761e use four additional data points for the battery monitor
mh@mh-THINK.fritz.box
parents: 0
diff changeset
169 get_battery_voltage3b:
0e1723f2761e use four additional data points for the battery monitor
mh@mh-THINK.fritz.box
parents: 0
diff changeset
170 ; 25%
0e1723f2761e use four additional data points for the battery monitor
mh@mh-THINK.fritz.box
parents: 0
diff changeset
171 movlw LOW lithium_36v_25
0e1723f2761e use four additional data points for the battery monitor
mh@mh-THINK.fritz.box
parents: 0
diff changeset
172 movwf sub_a+0
0e1723f2761e use four additional data points for the battery monitor
mh@mh-THINK.fritz.box
parents: 0
diff changeset
173 movlw HIGH lithium_36v_25
0e1723f2761e use four additional data points for the battery monitor
mh@mh-THINK.fritz.box
parents: 0
diff changeset
174 movwf sub_a+1
0e1723f2761e use four additional data points for the battery monitor
mh@mh-THINK.fritz.box
parents: 0
diff changeset
175 call subU16 ; sub_c = sub_a - sub_b
0e1723f2761e use four additional data points for the battery monitor
mh@mh-THINK.fritz.box
parents: 0
diff changeset
176 btfsc neg_flag
0e1723f2761e use four additional data points for the battery monitor
mh@mh-THINK.fritz.box
parents: 0
diff changeset
177 bra get_battery_voltage3c
0e1723f2761e use four additional data points for the battery monitor
mh@mh-THINK.fritz.box
parents: 0
diff changeset
178 movlw .25
0e1723f2761e use four additional data points for the battery monitor
mh@mh-THINK.fritz.box
parents: 0
diff changeset
179 movwf lo
0e1723f2761e use four additional data points for the battery monitor
mh@mh-THINK.fritz.box
parents: 0
diff changeset
180 get_battery_voltage3c:
0e1723f2761e use four additional data points for the battery monitor
mh@mh-THINK.fritz.box
parents: 0
diff changeset
181 ; 10%
0e1723f2761e use four additional data points for the battery monitor
mh@mh-THINK.fritz.box
parents: 0
diff changeset
182 movlw LOW lithium_36v_10
0e1723f2761e use four additional data points for the battery monitor
mh@mh-THINK.fritz.box
parents: 0
diff changeset
183 movwf sub_a+0
0e1723f2761e use four additional data points for the battery monitor
mh@mh-THINK.fritz.box
parents: 0
diff changeset
184 movlw HIGH lithium_36v_10
0e1723f2761e use four additional data points for the battery monitor
mh@mh-THINK.fritz.box
parents: 0
diff changeset
185 movwf sub_a+1
0e1723f2761e use four additional data points for the battery monitor
mh@mh-THINK.fritz.box
parents: 0
diff changeset
186 call subU16 ; sub_c = sub_a - sub_b
0e1723f2761e use four additional data points for the battery monitor
mh@mh-THINK.fritz.box
parents: 0
diff changeset
187 btfsc neg_flag
0e1723f2761e use four additional data points for the battery monitor
mh@mh-THINK.fritz.box
parents: 0
diff changeset
188 bra get_battery_voltage3d
0e1723f2761e use four additional data points for the battery monitor
mh@mh-THINK.fritz.box
parents: 0
diff changeset
189 movlw .10
0e1723f2761e use four additional data points for the battery monitor
mh@mh-THINK.fritz.box
parents: 0
diff changeset
190 movwf lo
0e1723f2761e use four additional data points for the battery monitor
mh@mh-THINK.fritz.box
parents: 0
diff changeset
191 get_battery_voltage3d:
44
18fe4e668baa BUGFIX: Percent display with 1,5V batteries
heinrichsweikamp
parents: 37
diff changeset
192 movlw .100
18fe4e668baa BUGFIX: Percent display with 1,5V batteries
heinrichsweikamp
parents: 37
diff changeset
193 cpfslt lo
18fe4e668baa BUGFIX: Percent display with 1,5V batteries
heinrichsweikamp
parents: 37
diff changeset
194 movwf lo
18fe4e668baa BUGFIX: Percent display with 1,5V batteries
heinrichsweikamp
parents: 37
diff changeset
195 ; lo will be between 100 (Full) and 0 (empty)
0
heinrichsweikamp
parents:
diff changeset
196 movf batt_percent,W
heinrichsweikamp
parents:
diff changeset
197 cpfsgt lo ; keep batt_percent on the lowest value found
heinrichsweikamp
parents:
diff changeset
198 movff lo,batt_percent ; store value
37
0e1723f2761e use four additional data points for the battery monitor
mh@mh-THINK.fritz.box
parents: 0
diff changeset
199 ; btfsc battery_is_36v ; but always use computed value for 3,6V battery
0e1723f2761e use four additional data points for the battery monitor
mh@mh-THINK.fritz.box
parents: 0
diff changeset
200 ; movff lo,batt_percent ; store value
0
heinrichsweikamp
parents:
diff changeset
201 bcf adc_running ; =1: The ADC is in use
heinrichsweikamp
parents:
diff changeset
202 return
heinrichsweikamp
parents:
diff changeset
203
heinrichsweikamp
parents:
diff changeset
204 get_battery_voltage4:
heinrichsweikamp
parents:
diff changeset
205 ; Use 1,5V battery voltage mode
heinrichsweikamp
parents:
diff changeset
206 ; Use approximation (batt_voltage:2-aa_15v_low)/4 = lo
heinrichsweikamp
parents:
diff changeset
207 movff batt_voltage+0,sub_a+0
heinrichsweikamp
parents:
diff changeset
208 movff batt_voltage+1,sub_a+1
heinrichsweikamp
parents:
diff changeset
209 movlw LOW aa_15v_low
heinrichsweikamp
parents:
diff changeset
210 movwf sub_b+0
heinrichsweikamp
parents:
diff changeset
211 movlw HIGH aa_15v_low
heinrichsweikamp
parents:
diff changeset
212 movwf sub_b+1
heinrichsweikamp
parents:
diff changeset
213 call subU16 ; sub_c = sub_a - sub_b
heinrichsweikamp
parents:
diff changeset
214 bcf STATUS,C
heinrichsweikamp
parents:
diff changeset
215 rrcf sub_c+1
heinrichsweikamp
parents:
diff changeset
216 rrcf sub_c+0 ; /2
heinrichsweikamp
parents:
diff changeset
217 bcf STATUS,C
heinrichsweikamp
parents:
diff changeset
218 rrcf sub_c+1
heinrichsweikamp
parents:
diff changeset
219 rrcf sub_c+0 ; /4
heinrichsweikamp
parents:
diff changeset
220 movff sub_c+0,lo
44
18fe4e668baa BUGFIX: Percent display with 1,5V batteries
heinrichsweikamp
parents: 37
diff changeset
221 bra get_battery_voltage3d ; Check limits and return
0
heinrichsweikamp
parents:
diff changeset
222
heinrichsweikamp
parents:
diff changeset
223 global get_ambient_level
heinrichsweikamp
parents:
diff changeset
224 get_ambient_level: ; starts ADC and waits until finished
heinrichsweikamp
parents:
diff changeset
225 btfsc adc_running ; ADC in use?
heinrichsweikamp
parents:
diff changeset
226 return ; Yes, return
heinrichsweikamp
parents:
diff changeset
227
200
dcd513840c6c cleanup
heinrichsweikamp
parents: 196
diff changeset
228 btfss cr_hardware
113
heinrichsweikamp
parents: 44
diff changeset
229 bra get_ambient_level1 ; Normal ostc3 hardware
203
dd9b167e82dc 1.64 (Fix ambient light for cR)
heinrichsweikamp
parents: 201
diff changeset
230
dd9b167e82dc 1.64 (Fix ambient light for cR)
heinrichsweikamp
parents: 201
diff changeset
231 banksel isr_backup ; Back to Bank0 ISR data
dd9b167e82dc 1.64 (Fix ambient light for cR)
heinrichsweikamp
parents: 201
diff changeset
232 movff opt_brightness,isr1_temp
dd9b167e82dc 1.64 (Fix ambient light for cR)
heinrichsweikamp
parents: 201
diff changeset
233 incf isr1_temp,F ; adjust 0-2 to 1-3
dd9b167e82dc 1.64 (Fix ambient light for cR)
heinrichsweikamp
parents: 201
diff changeset
234 movlw ambient_light_max_high_cr; cR hardware brightest setting
dd9b167e82dc 1.64 (Fix ambient light for cR)
heinrichsweikamp
parents: 201
diff changeset
235 dcfsnz isr1_temp,F
dd9b167e82dc 1.64 (Fix ambient light for cR)
heinrichsweikamp
parents: 201
diff changeset
236 movlw ambient_light_max_eco ; brightest setting
dd9b167e82dc 1.64 (Fix ambient light for cR)
heinrichsweikamp
parents: 201
diff changeset
237 dcfsnz isr1_temp,F
dd9b167e82dc 1.64 (Fix ambient light for cR)
heinrichsweikamp
parents: 201
diff changeset
238 movlw ambient_light_max_medium; brightest setting
dd9b167e82dc 1.64 (Fix ambient light for cR)
heinrichsweikamp
parents: 201
diff changeset
239
dd9b167e82dc 1.64 (Fix ambient light for cR)
heinrichsweikamp
parents: 201
diff changeset
240 movff WREG,ambient_light+0 ; Set to max.
dd9b167e82dc 1.64 (Fix ambient light for cR)
heinrichsweikamp
parents: 201
diff changeset
241 movff ambient_light+0,max_CCPR1L ; Store value for dimming in TMR7 interrupt
dd9b167e82dc 1.64 (Fix ambient light for cR)
heinrichsweikamp
parents: 201
diff changeset
242 return
113
heinrichsweikamp
parents: 44
diff changeset
243
heinrichsweikamp
parents: 44
diff changeset
244 get_ambient_level1:
0
heinrichsweikamp
parents:
diff changeset
245 movlw b'00000000' ; Vref+ = Vdd
heinrichsweikamp
parents:
diff changeset
246 movwf ADCON1
heinrichsweikamp
parents:
diff changeset
247 movlw b'00011101' ; power on ADC, select AN7
heinrichsweikamp
parents:
diff changeset
248 rcall wait_adc
heinrichsweikamp
parents:
diff changeset
249
heinrichsweikamp
parents:
diff changeset
250 movff ADRESH,ambient_light+1
heinrichsweikamp
parents:
diff changeset
251 movff ADRESL,ambient_light+0
heinrichsweikamp
parents:
diff changeset
252 bcf ADCON0,0 ; power off ADC
heinrichsweikamp
parents:
diff changeset
253
heinrichsweikamp
parents:
diff changeset
254 ; ambient_light:2 is between 4096 (direct sunlight) and about 200 (darkness)
heinrichsweikamp
parents:
diff changeset
255 ; First: Devide through 16
heinrichsweikamp
parents:
diff changeset
256 bcf STATUS,C
heinrichsweikamp
parents:
diff changeset
257 rrcf ambient_light+1
heinrichsweikamp
parents:
diff changeset
258 rrcf ambient_light+0
heinrichsweikamp
parents:
diff changeset
259 bcf STATUS,C
heinrichsweikamp
parents:
diff changeset
260 rrcf ambient_light+1
heinrichsweikamp
parents:
diff changeset
261 rrcf ambient_light+0
heinrichsweikamp
parents:
diff changeset
262 bcf STATUS,C
heinrichsweikamp
parents:
diff changeset
263 rrcf ambient_light+1
heinrichsweikamp
parents:
diff changeset
264 rrcf ambient_light+0
heinrichsweikamp
parents:
diff changeset
265 bcf STATUS,C
heinrichsweikamp
parents:
diff changeset
266 rrcf ambient_light+1
heinrichsweikamp
parents:
diff changeset
267 rrcf ambient_light+0
heinrichsweikamp
parents:
diff changeset
268 ; Result: ambient_light:2/16
heinrichsweikamp
parents:
diff changeset
269 ; Now, make sure to have value between ambient_light_low and ambient_light_max
heinrichsweikamp
parents:
diff changeset
270
heinrichsweikamp
parents:
diff changeset
271 movlw .254
heinrichsweikamp
parents:
diff changeset
272 tstfsz ambient_light+1 ; >255?
heinrichsweikamp
parents:
diff changeset
273 movwf ambient_light+0 ; avoid ADC clipping
heinrichsweikamp
parents:
diff changeset
274
heinrichsweikamp
parents:
diff changeset
275 incfsz ambient_light+0,W ; =255?
heinrichsweikamp
parents:
diff changeset
276 bra get_ambient_level2 ; No, continue
heinrichsweikamp
parents:
diff changeset
277
heinrichsweikamp
parents:
diff changeset
278 movlw .254
heinrichsweikamp
parents:
diff changeset
279 movwf ambient_light+0 ; avoid ADC clipping
heinrichsweikamp
parents:
diff changeset
280
heinrichsweikamp
parents:
diff changeset
281 get_ambient_level2:
201
82faedf8fd58 lower minimum backlight in eco mode
heinrichsweikamp
parents: 200
diff changeset
282 movlw .10
82faedf8fd58 lower minimum backlight in eco mode
heinrichsweikamp
parents: 200
diff changeset
283 subwf ambient_light+0,F ; Subtract 10 (ADC Offset)
82faedf8fd58 lower minimum backlight in eco mode
heinrichsweikamp
parents: 200
diff changeset
284 btfsc STATUS,N
82faedf8fd58 lower minimum backlight in eco mode
heinrichsweikamp
parents: 200
diff changeset
285 movwf ambient_light+0 ; avoid clipping
82faedf8fd58 lower minimum backlight in eco mode
heinrichsweikamp
parents: 200
diff changeset
286
0
heinrichsweikamp
parents:
diff changeset
287 banksel isr_backup ; Back to Bank0 ISR data
heinrichsweikamp
parents:
diff changeset
288 movff opt_brightness,isr1_temp
heinrichsweikamp
parents:
diff changeset
289
heinrichsweikamp
parents:
diff changeset
290 btfsc RCSTA1,7 ; UART module on?
heinrichsweikamp
parents:
diff changeset
291 clrf isr1_temp ; Yes, set temporally to eco mode
heinrichsweikamp
parents:
diff changeset
292
heinrichsweikamp
parents:
diff changeset
293 incf isr1_temp,F ; adjust 0-2 to 1-3
heinrichsweikamp
parents:
diff changeset
294
heinrichsweikamp
parents:
diff changeset
295 banksel common ; flag is in bank1
200
dcd513840c6c cleanup
heinrichsweikamp
parents: 196
diff changeset
296 movlw ambient_light_max_high_cr; cR hardware brightest setting
dcd513840c6c cleanup
heinrichsweikamp
parents: 196
diff changeset
297 btfss cr_hardware
136
9a637c9bb19a rename Deco Planner to Simulator
heinrichsweikamp
parents: 120
diff changeset
298 movlw ambient_light_max_high_15V; 1,5V battery brightest setting
9a637c9bb19a rename Deco Planner to Simulator
heinrichsweikamp
parents: 120
diff changeset
299 btfsc battery_is_36v ; 3,6V battery in use?
9a637c9bb19a rename Deco Planner to Simulator
heinrichsweikamp
parents: 120
diff changeset
300 movlw ambient_light_max_high_36V ; 3,6V battery brightest setting
0
heinrichsweikamp
parents:
diff changeset
301 banksel isr_backup ; Back to Bank0 ISR data
heinrichsweikamp
parents:
diff changeset
302
heinrichsweikamp
parents:
diff changeset
303 dcfsnz isr1_temp,F
heinrichsweikamp
parents:
diff changeset
304 movlw ambient_light_max_eco ; brightest setting
heinrichsweikamp
parents:
diff changeset
305 dcfsnz isr1_temp,F
heinrichsweikamp
parents:
diff changeset
306 movlw ambient_light_max_medium; brightest setting
heinrichsweikamp
parents:
diff changeset
307
heinrichsweikamp
parents:
diff changeset
308 banksel common ; ambient_light is in Bank1
heinrichsweikamp
parents:
diff changeset
309 incf ambient_light+0,F ; +1
heinrichsweikamp
parents:
diff changeset
310 cpfslt ambient_light+0 ; smaller then WREG?
heinrichsweikamp
parents:
diff changeset
311 movwf ambient_light+0 ; No, set to max.
heinrichsweikamp
parents:
diff changeset
312
heinrichsweikamp
parents:
diff changeset
313 banksel isr_backup ; Back to Bank0 ISR data
heinrichsweikamp
parents:
diff changeset
314 movff opt_brightness,isr1_temp
heinrichsweikamp
parents:
diff changeset
315 incf isr1_temp,F ; adjust 0-2 to 1-3
heinrichsweikamp
parents:
diff changeset
316 movlw ambient_light_min_high ; darkest setting
heinrichsweikamp
parents:
diff changeset
317
heinrichsweikamp
parents:
diff changeset
318 dcfsnz isr1_temp,F
heinrichsweikamp
parents:
diff changeset
319 movlw ambient_light_min_eco ; darkest setting
heinrichsweikamp
parents:
diff changeset
320 dcfsnz isr1_temp,F
heinrichsweikamp
parents:
diff changeset
321 movlw ambient_light_min_medium; darkest setting
heinrichsweikamp
parents:
diff changeset
322 dcfsnz isr1_temp,F
heinrichsweikamp
parents:
diff changeset
323 movlw ambient_light_min_high ; darkest setting
heinrichsweikamp
parents:
diff changeset
324
heinrichsweikamp
parents:
diff changeset
325 banksel common ; ambient_light is in Bank1
heinrichsweikamp
parents:
diff changeset
326 cpfsgt ambient_light+0 ; bigger then WREG?
heinrichsweikamp
parents:
diff changeset
327 movwf ambient_light+0 ; No, set to min
heinrichsweikamp
parents:
diff changeset
328
heinrichsweikamp
parents:
diff changeset
329 movff ambient_light+0,max_CCPR1L ; Store value for dimming in TMR7 interrupt
heinrichsweikamp
parents:
diff changeset
330 return
heinrichsweikamp
parents:
diff changeset
331
113
heinrichsweikamp
parents: 44
diff changeset
332 global get_analog_inputs
heinrichsweikamp
parents: 44
diff changeset
333 get_analog_inputs: ; starts ADC and waits until finished
0
heinrichsweikamp
parents:
diff changeset
334 bsf adc_running ; =1: The ADC is in use
113
heinrichsweikamp
parents: 44
diff changeset
335 btfsc TFT_PWM
heinrichsweikamp
parents: 44
diff changeset
336 bra get_analog_inputs ; Wait for PWM low
heinrichsweikamp
parents: 44
diff changeset
337 movlw b'00100000' ; 2.048V Vref+ -> 1LSB = 500µV
heinrichsweikamp
parents: 44
diff changeset
338 movwf ADCON1
heinrichsweikamp
parents: 44
diff changeset
339 movlw b'00100001' ; power on ADC, select AN8
heinrichsweikamp
parents: 44
diff changeset
340 rcall wait_adc
heinrichsweikamp
parents: 44
diff changeset
341 bcf STATUS,C
heinrichsweikamp
parents: 44
diff changeset
342 rrcf ADRESH,F ; /2
189
e79bc535ef9e ignore un-calibrated sensors even if they become valid
heinrichsweikamp
parents: 187
diff changeset
343 rrcf ADRESL,W
e79bc535ef9e ignore un-calibrated sensors even if they become valid
heinrichsweikamp
parents: 187
diff changeset
344 ; add to o2_mv_sensor1:2
e79bc535ef9e ignore un-calibrated sensors even if they become valid
heinrichsweikamp
parents: 187
diff changeset
345 addwf o2_mv_sensor1+0,F
e79bc535ef9e ignore un-calibrated sensors even if they become valid
heinrichsweikamp
parents: 187
diff changeset
346 movf ADRESH,W
e79bc535ef9e ignore un-calibrated sensors even if they become valid
heinrichsweikamp
parents: 187
diff changeset
347 addwfc o2_mv_sensor1+1,F
e79bc535ef9e ignore un-calibrated sensors even if they become valid
heinrichsweikamp
parents: 187
diff changeset
348 ; Devide by 2
e79bc535ef9e ignore un-calibrated sensors even if they become valid
heinrichsweikamp
parents: 187
diff changeset
349 bcf STATUS,C
e79bc535ef9e ignore un-calibrated sensors even if they become valid
heinrichsweikamp
parents: 187
diff changeset
350 rrcf o2_mv_sensor1+1,F ; /2
e79bc535ef9e ignore un-calibrated sensors even if they become valid
heinrichsweikamp
parents: 187
diff changeset
351 rrcf o2_mv_sensor1+0,F
196
a0e0ddfc1b49 suppress ghost readings for long, open cables
heinrichsweikamp
parents: 189
diff changeset
352
a0e0ddfc1b49 suppress ghost readings for long, open cables
heinrichsweikamp
parents: 189
diff changeset
353 movlw HIGH ignore_mv
a0e0ddfc1b49 suppress ghost readings for long, open cables
heinrichsweikamp
parents: 189
diff changeset
354 cpfsgt o2_mv_sensor1+1 ; >ignore_mv?
a0e0ddfc1b49 suppress ghost readings for long, open cables
heinrichsweikamp
parents: 189
diff changeset
355 bra get_analog_inputs2a ; No
a0e0ddfc1b49 suppress ghost readings for long, open cables
heinrichsweikamp
parents: 189
diff changeset
356 ; Yes, ignore this reading
a0e0ddfc1b49 suppress ghost readings for long, open cables
heinrichsweikamp
parents: 189
diff changeset
357 clrf o2_mv_sensor1+1
a0e0ddfc1b49 suppress ghost readings for long, open cables
heinrichsweikamp
parents: 189
diff changeset
358 clrf o2_mv_sensor1+0
a0e0ddfc1b49 suppress ghost readings for long, open cables
heinrichsweikamp
parents: 189
diff changeset
359 get_analog_inputs2a:
187
669b5d00706d CHANGE: Longer timeout (4 min) for calibration menu
heinrichsweikamp
parents: 158
diff changeset
360 ; Ignore 1,2mV noise for not-connected inputs
669b5d00706d CHANGE: Longer timeout (4 min) for calibration menu
heinrichsweikamp
parents: 158
diff changeset
361 tstfsz o2_mv_sensor1+1 ; >25,5mV?
669b5d00706d CHANGE: Longer timeout (4 min) for calibration menu
heinrichsweikamp
parents: 158
diff changeset
362 bra get_analog_inputs2 ; Yes, skip here
669b5d00706d CHANGE: Longer timeout (4 min) for calibration menu
heinrichsweikamp
parents: 158
diff changeset
363 movlw .12
669b5d00706d CHANGE: Longer timeout (4 min) for calibration menu
heinrichsweikamp
parents: 158
diff changeset
364 cpfsgt o2_mv_sensor1+0 ; >1,2mV?
669b5d00706d CHANGE: Longer timeout (4 min) for calibration menu
heinrichsweikamp
parents: 158
diff changeset
365 clrf o2_mv_sensor1+0 ; no, clear result
669b5d00706d CHANGE: Longer timeout (4 min) for calibration menu
heinrichsweikamp
parents: 158
diff changeset
366 get_analog_inputs2:
113
heinrichsweikamp
parents: 44
diff changeset
367 movlw b'00100101' ; power on ADC, select AN9
0
heinrichsweikamp
parents:
diff changeset
368 rcall wait_adc
113
heinrichsweikamp
parents: 44
diff changeset
369 bcf STATUS,C
heinrichsweikamp
parents: 44
diff changeset
370 rrcf ADRESH,F ; /2
189
e79bc535ef9e ignore un-calibrated sensors even if they become valid
heinrichsweikamp
parents: 187
diff changeset
371 rrcf ADRESL,W
e79bc535ef9e ignore un-calibrated sensors even if they become valid
heinrichsweikamp
parents: 187
diff changeset
372 ; add to o2_mv_sensor2:2
e79bc535ef9e ignore un-calibrated sensors even if they become valid
heinrichsweikamp
parents: 187
diff changeset
373 addwf o2_mv_sensor2+0,F
e79bc535ef9e ignore un-calibrated sensors even if they become valid
heinrichsweikamp
parents: 187
diff changeset
374 movf ADRESH,W
e79bc535ef9e ignore un-calibrated sensors even if they become valid
heinrichsweikamp
parents: 187
diff changeset
375 addwfc o2_mv_sensor2+1,F
e79bc535ef9e ignore un-calibrated sensors even if they become valid
heinrichsweikamp
parents: 187
diff changeset
376 ; Devide by 2
e79bc535ef9e ignore un-calibrated sensors even if they become valid
heinrichsweikamp
parents: 187
diff changeset
377 bcf STATUS,C
e79bc535ef9e ignore un-calibrated sensors even if they become valid
heinrichsweikamp
parents: 187
diff changeset
378 rrcf o2_mv_sensor2+1,F ; /2
e79bc535ef9e ignore un-calibrated sensors even if they become valid
heinrichsweikamp
parents: 187
diff changeset
379 rrcf o2_mv_sensor2+0,F
196
a0e0ddfc1b49 suppress ghost readings for long, open cables
heinrichsweikamp
parents: 189
diff changeset
380
a0e0ddfc1b49 suppress ghost readings for long, open cables
heinrichsweikamp
parents: 189
diff changeset
381 movlw HIGH ignore_mv
a0e0ddfc1b49 suppress ghost readings for long, open cables
heinrichsweikamp
parents: 189
diff changeset
382 cpfsgt o2_mv_sensor2+1 ; >ignore_mv?
a0e0ddfc1b49 suppress ghost readings for long, open cables
heinrichsweikamp
parents: 189
diff changeset
383 bra get_analog_inputs3a ; No
a0e0ddfc1b49 suppress ghost readings for long, open cables
heinrichsweikamp
parents: 189
diff changeset
384 ; Yes, ignore this reading
a0e0ddfc1b49 suppress ghost readings for long, open cables
heinrichsweikamp
parents: 189
diff changeset
385 clrf o2_mv_sensor2+1
a0e0ddfc1b49 suppress ghost readings for long, open cables
heinrichsweikamp
parents: 189
diff changeset
386 clrf o2_mv_sensor2+0
a0e0ddfc1b49 suppress ghost readings for long, open cables
heinrichsweikamp
parents: 189
diff changeset
387 get_analog_inputs3a:
187
669b5d00706d CHANGE: Longer timeout (4 min) for calibration menu
heinrichsweikamp
parents: 158
diff changeset
388 ; Ignore 1,2mV noise for not-connected inputs
669b5d00706d CHANGE: Longer timeout (4 min) for calibration menu
heinrichsweikamp
parents: 158
diff changeset
389 tstfsz o2_mv_sensor2+1 ; >25,5mV?
669b5d00706d CHANGE: Longer timeout (4 min) for calibration menu
heinrichsweikamp
parents: 158
diff changeset
390 bra get_analog_inputs3 ; Yes, skip here
669b5d00706d CHANGE: Longer timeout (4 min) for calibration menu
heinrichsweikamp
parents: 158
diff changeset
391 movlw .12
669b5d00706d CHANGE: Longer timeout (4 min) for calibration menu
heinrichsweikamp
parents: 158
diff changeset
392 cpfsgt o2_mv_sensor2+0 ; >1,2mV?
669b5d00706d CHANGE: Longer timeout (4 min) for calibration menu
heinrichsweikamp
parents: 158
diff changeset
393 clrf o2_mv_sensor2+0 ; no, clear result
669b5d00706d CHANGE: Longer timeout (4 min) for calibration menu
heinrichsweikamp
parents: 158
diff changeset
394 get_analog_inputs3:
113
heinrichsweikamp
parents: 44
diff changeset
395 movlw b'00101001' ; power on ADC, select AN10
heinrichsweikamp
parents: 44
diff changeset
396 rcall wait_adc
heinrichsweikamp
parents: 44
diff changeset
397 bcf STATUS,C
heinrichsweikamp
parents: 44
diff changeset
398 rrcf ADRESH,F ; /2
189
e79bc535ef9e ignore un-calibrated sensors even if they become valid
heinrichsweikamp
parents: 187
diff changeset
399 rrcf ADRESL,W
e79bc535ef9e ignore un-calibrated sensors even if they become valid
heinrichsweikamp
parents: 187
diff changeset
400 ; add to o2_mv_sensor3:2
e79bc535ef9e ignore un-calibrated sensors even if they become valid
heinrichsweikamp
parents: 187
diff changeset
401 addwf o2_mv_sensor3+0,F
e79bc535ef9e ignore un-calibrated sensors even if they become valid
heinrichsweikamp
parents: 187
diff changeset
402 movf ADRESH,W
e79bc535ef9e ignore un-calibrated sensors even if they become valid
heinrichsweikamp
parents: 187
diff changeset
403 addwfc o2_mv_sensor3+1,F
e79bc535ef9e ignore un-calibrated sensors even if they become valid
heinrichsweikamp
parents: 187
diff changeset
404 ; Devide by 2
e79bc535ef9e ignore un-calibrated sensors even if they become valid
heinrichsweikamp
parents: 187
diff changeset
405 bcf STATUS,C
e79bc535ef9e ignore un-calibrated sensors even if they become valid
heinrichsweikamp
parents: 187
diff changeset
406 rrcf o2_mv_sensor3+1,F ; /2
e79bc535ef9e ignore un-calibrated sensors even if they become valid
heinrichsweikamp
parents: 187
diff changeset
407 rrcf o2_mv_sensor3+0,F
196
a0e0ddfc1b49 suppress ghost readings for long, open cables
heinrichsweikamp
parents: 189
diff changeset
408
a0e0ddfc1b49 suppress ghost readings for long, open cables
heinrichsweikamp
parents: 189
diff changeset
409 movlw HIGH ignore_mv
a0e0ddfc1b49 suppress ghost readings for long, open cables
heinrichsweikamp
parents: 189
diff changeset
410 cpfsgt o2_mv_sensor3+1 ; >ignore_mv?
a0e0ddfc1b49 suppress ghost readings for long, open cables
heinrichsweikamp
parents: 189
diff changeset
411 bra get_analog_inputs4a ; No
a0e0ddfc1b49 suppress ghost readings for long, open cables
heinrichsweikamp
parents: 189
diff changeset
412 ; Yes, ignore this reading
a0e0ddfc1b49 suppress ghost readings for long, open cables
heinrichsweikamp
parents: 189
diff changeset
413 clrf o2_mv_sensor3+1
a0e0ddfc1b49 suppress ghost readings for long, open cables
heinrichsweikamp
parents: 189
diff changeset
414 clrf o2_mv_sensor3+0
a0e0ddfc1b49 suppress ghost readings for long, open cables
heinrichsweikamp
parents: 189
diff changeset
415 get_analog_inputs4a:
187
669b5d00706d CHANGE: Longer timeout (4 min) for calibration menu
heinrichsweikamp
parents: 158
diff changeset
416 ; Ignore 1,2mV noise for not-connected inputs
669b5d00706d CHANGE: Longer timeout (4 min) for calibration menu
heinrichsweikamp
parents: 158
diff changeset
417 tstfsz o2_mv_sensor3+1 ; >25,5mV?
669b5d00706d CHANGE: Longer timeout (4 min) for calibration menu
heinrichsweikamp
parents: 158
diff changeset
418 bra get_analog_inputs4 ; Yes, skip here
669b5d00706d CHANGE: Longer timeout (4 min) for calibration menu
heinrichsweikamp
parents: 158
diff changeset
419 movlw .12
669b5d00706d CHANGE: Longer timeout (4 min) for calibration menu
heinrichsweikamp
parents: 158
diff changeset
420 cpfsgt o2_mv_sensor3+0 ; >1,2mV?
669b5d00706d CHANGE: Longer timeout (4 min) for calibration menu
heinrichsweikamp
parents: 158
diff changeset
421 clrf o2_mv_sensor3+0 ; no, clear result
669b5d00706d CHANGE: Longer timeout (4 min) for calibration menu
heinrichsweikamp
parents: 158
diff changeset
422 get_analog_inputs4:
0
heinrichsweikamp
parents:
diff changeset
423 bcf ADCON0,0 ; power off ADC
heinrichsweikamp
parents:
diff changeset
424 bcf adc_running ; =1: The ADC is in use
heinrichsweikamp
parents:
diff changeset
425 return
heinrichsweikamp
parents:
diff changeset
426
113
heinrichsweikamp
parents: 44
diff changeset
427 global piezo_config ; Sets up piezo sensitivity of heinrichs weikamp Piezo buttons (~30ms)
117
heinrichsweikamp
parents: 113
diff changeset
428 piezo_config: ; Settings between 20 and 200
158
683321c09cfa nicer boot into surfacemode
heinrichsweikamp
parents: 154
diff changeset
429 movlw .75 ; right button
117
heinrichsweikamp
parents: 113
diff changeset
430 rcall piezo_config_tx
158
683321c09cfa nicer boot into surfacemode
heinrichsweikamp
parents: 154
diff changeset
431 movlw .75 ; left button
117
heinrichsweikamp
parents: 113
diff changeset
432 rcall piezo_config_tx
heinrichsweikamp
parents: 113
diff changeset
433 movlw .200 ; reserved
heinrichsweikamp
parents: 113
diff changeset
434 rcall piezo_config_tx
heinrichsweikamp
parents: 113
diff changeset
435 movlw .200 ; reserved
heinrichsweikamp
parents: 113
diff changeset
436 rcall piezo_config_tx
113
heinrichsweikamp
parents: 44
diff changeset
437 return
heinrichsweikamp
parents: 44
diff changeset
438
204
heinrichsweikamp
parents: 203
diff changeset
439 global piezo_config_dive ; Sets up piezo sensitivity of heinrichs weikamp Piezo buttons (~30ms)
heinrichsweikamp
parents: 203
diff changeset
440 piezo_config_dive: ; Settings between 20 and 200
heinrichsweikamp
parents: 203
diff changeset
441 movlw .60 ; right button
heinrichsweikamp
parents: 203
diff changeset
442 rcall piezo_config_tx
heinrichsweikamp
parents: 203
diff changeset
443 movlw .60 ; left button
heinrichsweikamp
parents: 203
diff changeset
444 rcall piezo_config_tx
heinrichsweikamp
parents: 203
diff changeset
445 movlw .200 ; reserved
heinrichsweikamp
parents: 203
diff changeset
446 rcall piezo_config_tx
heinrichsweikamp
parents: 203
diff changeset
447 movlw .200 ; reserved
heinrichsweikamp
parents: 203
diff changeset
448 rcall piezo_config_tx
heinrichsweikamp
parents: 203
diff changeset
449 return
heinrichsweikamp
parents: 203
diff changeset
450
117
heinrichsweikamp
parents: 113
diff changeset
451 piezo_config_tx: ; Send one byte
113
heinrichsweikamp
parents: 44
diff changeset
452 movwf uart1_temp ; Store byte
heinrichsweikamp
parents: 44
diff changeset
453 movlw .8
heinrichsweikamp
parents: 44
diff changeset
454 movwf uart2_temp ; Bit counter
heinrichsweikamp
parents: 44
diff changeset
455 bcf TX3_PIEZO_CFG ; Startbit
heinrichsweikamp
parents: 44
diff changeset
456 rcall piezo_config_wait_bit
heinrichsweikamp
parents: 44
diff changeset
457 piezo_config_tx_loop:
heinrichsweikamp
parents: 44
diff changeset
458 btfss uart1_temp,0 ; LSB first
heinrichsweikamp
parents: 44
diff changeset
459 bcf TX3_PIEZO_CFG
heinrichsweikamp
parents: 44
diff changeset
460 btfsc uart1_temp,0 ; LSB first
heinrichsweikamp
parents: 44
diff changeset
461 bsf TX3_PIEZO_CFG
heinrichsweikamp
parents: 44
diff changeset
462 rcall piezo_config_wait_bit
heinrichsweikamp
parents: 44
diff changeset
463 rrncf uart1_temp,F
heinrichsweikamp
parents: 44
diff changeset
464 decfsz uart2_temp,F
heinrichsweikamp
parents: 44
diff changeset
465 bra piezo_config_tx_loop
heinrichsweikamp
parents: 44
diff changeset
466 bsf TX3_PIEZO_CFG ; Stopbit
heinrichsweikamp
parents: 44
diff changeset
467 rcall piezo_config_wait_bit
heinrichsweikamp
parents: 44
diff changeset
468 return
heinrichsweikamp
parents: 44
diff changeset
469
heinrichsweikamp
parents: 44
diff changeset
470 piezo_config_wait_bit:
heinrichsweikamp
parents: 44
diff changeset
471 setf TMR5H
heinrichsweikamp
parents: 44
diff changeset
472 movlw .255-.26 ;26 x 31,5µs = 819us
heinrichsweikamp
parents: 44
diff changeset
473 movwf TMR5L
heinrichsweikamp
parents: 44
diff changeset
474 bcf PIR5,TMR5IF ; Clear flag
heinrichsweikamp
parents: 44
diff changeset
475 piezo_config_wait_bit3:
heinrichsweikamp
parents: 44
diff changeset
476 btfss PIR5,TMR5IF
heinrichsweikamp
parents: 44
diff changeset
477 bra piezo_config_wait_bit3 ; Wait loop
heinrichsweikamp
parents: 44
diff changeset
478 return
heinrichsweikamp
parents: 44
diff changeset
479
0
heinrichsweikamp
parents:
diff changeset
480 global reset_battery_pointer
heinrichsweikamp
parents:
diff changeset
481 reset_battery_pointer: ; Resets battery pointer 0x07-0x0C and battery_gauge:5
113
heinrichsweikamp
parents: 44
diff changeset
482 extern lt2942_charge_done
heinrichsweikamp
parents: 44
diff changeset
483 call lt2942_charge_done ; Reset accumulating registers to 0xFFFF
heinrichsweikamp
parents: 44
diff changeset
484 clrf EEADRH
0
heinrichsweikamp
parents:
diff changeset
485 clrf EEDATA ; Delete to zero
heinrichsweikamp
parents:
diff changeset
486 write_int_eeprom 0x07
heinrichsweikamp
parents:
diff changeset
487 write_int_eeprom 0x08
heinrichsweikamp
parents:
diff changeset
488 write_int_eeprom 0x09
heinrichsweikamp
parents:
diff changeset
489 write_int_eeprom 0x0A
heinrichsweikamp
parents:
diff changeset
490 write_int_eeprom 0x0B
heinrichsweikamp
parents:
diff changeset
491 write_int_eeprom 0x0C
heinrichsweikamp
parents:
diff changeset
492 banksel battery_gauge+0
heinrichsweikamp
parents:
diff changeset
493 clrf battery_gauge+0
heinrichsweikamp
parents:
diff changeset
494 clrf battery_gauge+1
heinrichsweikamp
parents:
diff changeset
495 clrf battery_gauge+2
heinrichsweikamp
parents:
diff changeset
496 clrf battery_gauge+3
heinrichsweikamp
parents:
diff changeset
497 clrf battery_gauge+4
heinrichsweikamp
parents:
diff changeset
498 clrf battery_gauge+5
heinrichsweikamp
parents:
diff changeset
499 banksel common
heinrichsweikamp
parents:
diff changeset
500 movlw .100
heinrichsweikamp
parents:
diff changeset
501 movwf batt_percent
heinrichsweikamp
parents:
diff changeset
502 return
heinrichsweikamp
parents:
diff changeset
503
heinrichsweikamp
parents:
diff changeset
504
heinrichsweikamp
parents:
diff changeset
505 END